1
2
1
6
4
3
21
2
10
6
3
5

1
1
1
1
1
1
2
2
1
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
3
1
1
4
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
5
1